package day6.zuoye;

public class Test13 {
    public static void main(String[] args) {

        Double ary[] = {1.3,2.4,3.5,4.6,5.7,6.8,7.9,8.1};
        double a=ary[0];
        for (int i=1;i<ary.length;i++){
            a = a*ary[i];
        }
        System.out.println(a);
    }
}
